OpenTechnical

OT-2026-000038256

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000038256) never changes.

Identity and time

Publication numberOT-2026-000038256 · never reused
Internal UUID01a0ae78-2d51-7a0d-a330-df4e01a372d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038256
StatusPUBLIC

Content hashes

Canonical text86ed1c7cbcbbd90cf0e84982434f522f7902ea033767a63a599d5b3dd6616266
Markdownc056c98b55a22c18aad3aecdcd97cc7fc1d6dccd9826d3e7abe67958b2d27ad0
PDF
Publication page530e104873f022534bac9d020df4d5a628958cc8a174b1c5061b37313a46fd57
Manifestcc93c1bf9b40af248cd8b3fc7a435535c1caa4a7c1add685dff8ae0127cd189f

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
SignaturePCMtsyCw4c6UEISLCtfoRyI25VtEuuu0NBxBtuh4frTIRARjosLL1Oe497AtnA+wZ1OUk6BTsQBx+JLCmb7NAw==
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

2026-09-17T11:22:24.695789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038256
observed 530e104873f022534bac9d020df4d5a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:24.676983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038256/manifest.json
observed cc93c1bf9b40af248cd8b3fc7a435535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:24.658709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038256/publication.md
observed c056c98b55a22c18aad3aecdcd97cc7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:24.640296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038256/publication.txt
observed 86ed1c7cbcbbd90cf0e84982434f522f...
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.