OpenTechnical

OT-2026-000054910

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000054910) never changes.

Identity and time

Publication numberOT-2026-000054910 · never reused
Internal UUID01a0ae86-5e7f-72d4-af4f-89baf5076815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054910
StatusPUBLIC

Content hashes

Canonical textd60423a28d4ab907630de38656ca96942400b5b8b26df52381ec8c1bd1ef9174
Markdown15d43ccc55e5d1b5eb50e5ebb0f1f96b759d0d8a28cfdc62bc836d6050d0bef5
PDF
Publication page21bd30286eb780ee98839e3505a599d1856ee2c09e75f982061842bbf78a3e3f
Manifestecb3ae7ca8c25cbb9adbde3d149302e5b1bf340bc32590f54fea8bfcccee4a90

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
Signature2Cuc+cA2gNG0681MddA/LAVyh4NOEXpOkbq+0SNe6Wny2V/mA+j2AAck+kM1cg+JgDcA4rYr4IDciuIGWfctBw==
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

2026-09-17T10:53:00.517359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054910
observed 21bd30286eb780ee98839e3505a599d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.497565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054910/manifest.json
observed ecb3ae7ca8c25cbb9adbde3d149302e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.480096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054910/publication.md
observed 15d43ccc55e5d1b5eb50e5ebb0f1f96b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.460905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054910/publication.txt
observed d60423a28d4ab907630de38656ca9694...
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.