OpenTechnical

OT-2026-000052584

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000052584) never changes.

Identity and time

Publication numberOT-2026-000052584 · never reused
Internal UUID01a0ae84-573b-76db-89b0-527b97d34201 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052584
StatusPUBLIC

Content hashes

Canonical text636ea43c49f2ee543288a25fcb72179cac1a82f45bf7e9f2bbcbe60ab9b4ff74
Markdownf0cad6d33cd3def4515b2215c8489b81dbd550dfd07bb096321a168eaccced76
PDF
Publication page5b31d93741ecf51945f3b1d60aeee427434b227aa9c25e714f4d9d4139b921b4
Manifest230334e4cce9823811fc802c048299e4c9c21c59902f5d9d2ec4e66063058dfa

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
SignaturePHJqdde2Wg2lOw2rdF2Z/GvTR11NSBBnWD7q2Nws/rw4tveKEZtLSm9i6+VRgE/RbEsSSw1daq2zSJFmYI+RAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:14.837247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052584
observed 5b31d93741ecf51945f3b1d60aeee427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.819613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052584/manifest.json
observed 230334e4cce9823811fc802c048299e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.799994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052584/publication.md
observed f0cad6d33cd3def4515b2215c8489b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.781948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052584/publication.txt
observed 636ea43c49f2ee543288a25fcb72179c...
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.