OpenTechnical

OT-2026-000033986

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after set-down

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-2026-000033986) never changes.

Identity and time

Publication numberOT-2026-000033986 · never reused
Internal UUID01a0ae75-df0b-7716-ab21-6af1a7a15e86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033986
StatusPUBLIC

Content hashes

Canonical text087849688ce0c2e1f5c3c5c8ae5da05f3118f5d89c3463f97424b3985f82afd1
Markdown9f03ac119eaf6f0ef149f9552876a7fffdae294ebfff4f361b0c6b4e76ab6acf
PDF
Publication pageaa40cf8f4a1bcc675084cc3d1416bbd6848add069796035212e319377ad606ed
Manifestffca7345cd998e9912d2b9449fa6143ff0ab3d0ba71c017b4654f1fa16fabd9e

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
SignatureV7ZHr6MB8M7E2RVsi7vh1CSk5htatZLdxxkfDLFzOt9GWO25IeNTcVDrbOyEz1EArHPrgSNzaflIx2qCmBDACw==
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

2026-09-17T11:30:07.478200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033986
observed aa40cf8f4a1bcc675084cc3d1416bbd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.452466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033986/manifest.json
observed ffca7345cd998e9912d2b9449fa6143f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.435153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033986/publication.md
observed 9f03ac119eaf6f0ef149f9552876a7ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.369572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033986/publication.txt
observed 087849688ce0c2e1f5c3c5c8ae5da05f...
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.