OpenTechnical

OT-2026-000010274

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000010274) never changes.

Identity and time

Publication numberOT-2026-000010274 · never reused
Internal UUID01a0ae6b-cb7b-784c-bcf9-4ff28a91c775 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010274
StatusPUBLIC

Content hashes

Canonical text80e369dd5e9c81860610a03ede7de6ca9ea3e9ce43dd72537cd688dbf070f55a
Markdown94286216a60a8273867314724dc6a9a41d9c9b4fd72e3b8763541e7b9cedf492
PDF
Publication paged4e9ac74ab3373a0ce3fb062846a56dd224d7d24ad40a925fcd3e2952e7bd351
Manifestcff8dbe873cca60f83b3c8faf17d5f1b7d3a794c60eda6d8007b7a7939689cb4

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
SignatureRNA310WZfzGXEabpr1RfWWCrmeXa44S+aa73qVI7Qo0/wWY+G3Zspj44OboaLxxVkNdjOuzccya8VzWS3tZtAQ==
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

2026-09-17T12:16:30.004013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010274
observed d4e9ac74ab3373a0ce3fb062846a56dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.986492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010274/manifest.json
observed cff8dbe873cca60f83b3c8faf17d5f1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.967634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010274/publication.md
observed 94286216a60a8273867314724dc6a9a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.948386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010274/publication.txt
observed 80e369dd5e9c81860610a03ede7de6ca...
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.