OpenTechnical

OT-2026-000040003

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000040003) never changes.

Identity and time

Publication numberOT-2026-000040003 · never reused
Internal UUID01a0ae79-26fc-7f95-8533-66f265bd54fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040003
StatusPUBLIC

Content hashes

Canonical text9d1b35775791132db3ee7805ce50daced2c5c9d0b2f34831871d9ab574c02124
Markdown3198807e95c4ff09cf84d459ed61c0240f48f1bfeb5d85bb6d809c134bfac185
PDF
Publication page68b38bb7bee4079e9af557148712b6e45de6189716530fac545b8ca99c2a39e5
Manifest35f349087733266d14a6f6eb54e164f6a21becca79b58bcf072b6615d00f5dda

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturemA5o1p7Is7OVxfFficLUkHZ/rBVOpLdvHutIgK8d9BOJ63YUzui6wZqHGvLASiEZlVl/wjRpMd5UpMz64+mZBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:31.532722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040003
observed 68b38bb7bee4079e9af557148712b6e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:25.104275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040003/manifest.json
observed 35f349087733266d14a6f6eb54e164f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:25.086115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040003/publication.md
observed 3198807e95c4ff09cf84d459ed61c024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:25.068308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040003/publication.txt
observed 9d1b35775791132db3ee7805ce50dace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.826928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040003
observed 68b38bb7bee4079e9af557148712b6e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.810305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040003/manifest.json
observed 35f349087733266d14a6f6eb54e164f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.793442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040003/publication.md
observed 3198807e95c4ff09cf84d459ed61c024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.776285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040003/publication.txt
observed 9d1b35775791132db3ee7805ce50dace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.