OpenTechnical

OT-2026-000060498

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000060498) never changes.

Identity and time

Publication numberOT-2026-000060498 · never reused
Internal UUID01a0ae8a-b7cc-7c03-b475-6d174341c66d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060498
StatusPUBLIC

Content hashes

Canonical text778a1b405b435e639677f45e57d22ddecb5758057f2a4a88fcd75cef5a996929
Markdown186d2a3d0c71935d5d70fdf2d1b79045c1b8c1651307802603a016bb26a13e49
PDF
Publication page37730f30581988449326b11deb9c740e1f063a1c6861411e7bf252b2c23f1d19
Manifest249827a509063dda668bd343781df95bc55746d759084e966b170bf042c8469e

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
Signaturek1XHa3T8l9hotXkLCVYq6ypPWZlgTC/cDkDY0pCCQTtRrEusO5Pes0SaqSrt+f+NgN9dXY5oUfNT41LrMOeLCA==
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...

Independent retrieval

2026-09-17T10:42:59.728096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060498
observed 37730f30581988449326b11deb9c740e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:59.710548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060498/manifest.json
observed 249827a509063dda668bd343781df95b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:59.693018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060498/publication.md
observed 186d2a3d0c71935d5d70fdf2d1b79045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:59.675581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060498/publication.txt
observed 778a1b405b435e639677f45e57d22dde...
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.