OpenTechnical

OT-2026-000080007

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000080007) never changes.

Identity and time

Publication numberOT-2026-000080007 · never reused
Internal UUID01a0ae96-4377-75bf-889f-447cdbe60a43 · 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-2026-000080007
StatusPUBLIC

Content hashes

Canonical text1fa83c1be04bcbd72d3ec0a7414ac03d6d4eb749af1750e1d47393ec1ba1e764
Markdownf3e038f50c48d0a11f114343200c105d88cb10c19965e5d4322ccf1336722de1
PDF
Publication page36cddd2ce671e88b6f2f28d1202e2490db51dfa2afd732476889eaf21c177917
Manifest9c3a20bb23a6a5cdeee07d5ebc3b5c641baa1ccbabcebbd4011e08f3ab5fea33

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
SignatureySq2TESh43VZOrLn9H7Gve9Oj/Zer1vwG+3YytelBLAXK9Gq2jq3pzpN9QU8YLTW5Jn1r+C2EShylkagWoYTAQ==
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

2026-09-17T10:03:55.620672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080007
observed 36cddd2ce671e88b6f2f28d1202e2490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:55.603371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080007/manifest.json
observed 9c3a20bb23a6a5cdeee07d5ebc3b5c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:55.586217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080007/publication.md
observed f3e038f50c48d0a11f114343200c105d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:55.569024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080007/publication.txt
observed 1fa83c1be04bcbd72d3ec0a7414ac03d...
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.