OpenTechnical

OT-2026-000079980

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000079980) never changes.

Identity and time

Publication numberOT-2026-000079980 · never reused
Internal UUID01a0ae96-4377-794f-996b-522d2e358d86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079980
StatusPUBLIC

Content hashes

Canonical textc1c1dce43ce26dc4c9849b1f831e9f1fda7fa49dcf3a974cce7c00e288c5d24a
Markdownc6c3938757f2b75340c8c42f1d81ac228d88f4d1bcd175576d47ba847427074d
PDF
Publication page86d73133abc3b15c76b4babe2c1a77484f2974d02062e2bd38c2aa6d3552d247
Manifestaf2ce80cce7a4d127908f57dda3ed63518c8edff9ea48e17f7e9535d368fcc83

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
SignatureN9+gHikH/NNDEJMNnLnigBmTyIinYR1ERgdovJQHmj9OTPc1jd2CetSdxS099RFtiWyVjdB74o06KPluUezeAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:53.827531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079980
observed 86d73133abc3b15c76b4babe2c1a7748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.807409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079980/manifest.json
observed af2ce80cce7a4d127908f57dda3ed635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.787484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079980/publication.md
observed c6c3938757f2b75340c8c42f1d81ac22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.769720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079980/publication.txt
observed c1c1dce43ce26dc4c9849b1f831e9f1f...
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.