OpenTechnical

OT-2026-000040002

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040002) never changes.

Identity and time

Publication numberOT-2026-000040002 · never reused
Internal UUID01a0ae79-26fc-75a4-94f9-b4abb996e26c · 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-2026-000040002
StatusPUBLIC

Content hashes

Canonical text65a29ce36eee5b3c2f5f696350d509d901278dd4bd93f7661693052ac8aab2b3
Markdown52acd5788149a12a0dc2b3ec99da472bf77b213b310b3b598c0252dc8716a958
PDF
Publication page4da28afcafcfaf8c2f48134c7575923cc1f7a9d33deb58f17c585076a01ef448
Manifest785f1fb9b83dfc38f87575d6ba1bd00815891907a565307e9a24db12153c2df6

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
SignatureMUOtvuqk6ZZlr0POtHbKepiEUjB9iRWGro3asqB1H7o49lW0cyuHk9Oh+I0Ll0AuPQf9mm90cLLaY1dVRPsFBw==
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

2026-09-17T11:20:25.049633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040002
observed 4da28afcafcfaf8c2f48134c7575923c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:25.033581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040002/manifest.json
observed 785f1fb9b83dfc38f87575d6ba1bd008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:25.013777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040002/publication.md
observed 52acd5788149a12a0dc2b3ec99da472b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.996513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040002/publication.txt
observed 65a29ce36eee5b3c2f5f696350d509d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.757165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040002
observed 4da28afcafcfaf8c2f48134c7575923c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.739741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040002/manifest.json
observed 785f1fb9b83dfc38f87575d6ba1bd008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.723176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040002/publication.md
observed 52acd5788149a12a0dc2b3ec99da472b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.707104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040002/publication.txt
observed 65a29ce36eee5b3c2f5f696350d509d9...
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.