OpenTechnical

OT-2026-000027754

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000027754) never changes.

Identity and time

Publication numberOT-2026-000027754 · never reused
Internal UUID01a0ae72-a4a4-7cbc-b785-aaafdb020977 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027754
StatusPUBLIC

Content hashes

Canonical texta264e16c63095dd8c1d436b131745b5c1912351f279148923f7784f50bc780ef
Markdowne1294e9647e7dfe651bda8d4516c2a25d114c76300217b9201e51997690da6e1
PDF
Publication pageea3f1f9e6156a7626322612f73cafc1d5d856870397a8c1693b1425dbbdc576f
Manifest161c502c06db6ac12a1b3529a96bc5f3094ba4f56c716a1155d28870c7e7d2da

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
SignatureXQhoBhTMUoAGNe1f8sdewp6bi6GFrTZhGTuDHiXsgPHs1spiKDEtFxxPITwCAF//SppDiAzq1gX7QN1U6q0OAQ==
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

2026-09-17T11:41:47.760189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027754
observed ea3f1f9e6156a7626322612f73cafc1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:47.741301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027754/manifest.json
observed 161c502c06db6ac12a1b3529a96bc5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:47.722449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027754/publication.md
observed e1294e9647e7dfe651bda8d4516c2a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:47.703682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027754/publication.txt
observed a264e16c63095dd8c1d436b131745b5c...
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.