OpenTechnical

OT-2026-000033788

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000033788) never changes.

Identity and time

Publication numberOT-2026-000033788 · never reused
Internal UUID01a0ae75-a391-76b0-a438-926a8b4215cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033788
StatusPUBLIC

Content hashes

Canonical text1d57117d786b29642366ca31eee7de737113ed680ef05b2b7a245a971500d659
Markdown0bce49e50ba9a2b76bfec8cd0a6e7487179392fce7b8d28bc87905b7a259a0ce
PDF
Publication page958a725bd166edc69deb80e8dcc72beaa0357c5d78b63d2c1ab6bd184a37b98a
Manifest3227d8c2bca4924538eaec5a230568cde3e0c8f9439fefb350971f02b06ce907

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
SignatureUYJkSuspCu8APU7cNLW8EmTIi62q+noxow0vh/aYf3yqi4XZ5//p030bATLx/36KawAjkLxluaMGDArrLweQBQ==
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

2026-09-17T11:31:49.694412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033788
observed 958a725bd166edc69deb80e8dcc72bea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.675657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033788/manifest.json
observed 3227d8c2bca4924538eaec5a230568cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.656376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033788/publication.md
observed 0bce49e50ba9a2b76bfec8cd0a6e7487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.637444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033788/publication.txt
observed 1d57117d786b29642366ca31eee7de73...
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.