OpenTechnical

OT-2026-000099896

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000099896) never changes.

Identity and time

Publication numberOT-2026-000099896 · never reused
Internal UUID01a0aea3-1473-706d-98fc-31f63320001e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099896
StatusPUBLIC

Content hashes

Canonical text789e5e895ce2bcbcd8fb08a60cf2cd390a2e615cdd22e0a7b0b396281a02617c
Markdown8fbbeed055916f9ed879c2244929ab94d31739adbf14355d10b003a98d2b2919
PDF
Publication page1ae14d9802e84ee9326535b9814addeedfa1f59594160fb09e38c85485109b30
Manifest26ecfe5cc60dc6b851dea494a8d1331e9c5010b4b1072c86384c9dcdfa7b56b8

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
SignatureB9Rhfui19TSjZ5PL7uGKfA1PYVmW0x76xVdZu5iY10TZ1Cp6aYKQ8gNVPtdWqwXwdqOV5D5InZum5G/TGVQQDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:31.810778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099896
observed 1ae14d9802e84ee9326535b9814addee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.791977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099896/manifest.json
observed 26ecfe5cc60dc6b851dea494a8d1331e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.771857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099896/publication.md
observed 8fbbeed055916f9ed879c2244929ab94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.754173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099896/publication.txt
observed 789e5e895ce2bcbcd8fb08a60cf2cd39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.509563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099896
observed 1ae14d9802e84ee9326535b9814addee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.493323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099896/manifest.json
observed 26ecfe5cc60dc6b851dea494a8d1331e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.473979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099896/publication.md
observed 8fbbeed055916f9ed879c2244929ab94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.454744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099896/publication.txt
observed 789e5e895ce2bcbcd8fb08a60cf2cd39...
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.