OpenTechnical

OT-2026-000037927

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000037927) never changes.

Identity and time

Publication numberOT-2026-000037927 · never reused
Internal UUID01a0ae77-f88a-72b5-a203-5db161e79abd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037927
StatusPUBLIC

Content hashes

Canonical textb1330cf8169c79206fc508217ce146800b21bd1adfac43ec0a7b5a9034caa1a0
Markdown20b5cb2c43d3518c720f311c2ba39ca9f611a31bb5da57f2c2b350e985e1eee1
PDF
Publication pageae314cfc68cf08a53e59b55be8627ffdf41de1bfff77200646f2c7e72c395505
Manifest63d99cce699f21131760042e6c3aedeed07350dac0ba5ed0b9e5fa93dbd50a51

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
Signaturer1bYdPjcplE2nmU7mqLyCexHTQLH5qlTBxV0bN+8rmZH64xMWouu1Jo9hifLJK3Ga6MI4aiAdwr9PhqOvWKADA==
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

2026-09-17T11:23:12.447528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037927
observed ae314cfc68cf08a53e59b55be8627ffd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.428899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037927/manifest.json
observed 63d99cce699f21131760042e6c3aedee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.408399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037927/publication.md
observed 20b5cb2c43d3518c720f311c2ba39ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.388775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037927/publication.txt
observed b1330cf8169c79206fc508217ce14680...
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.