OpenTechnical

OT-2026-000040986

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, sustained blow-off 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-2026-000040986) never changes.

Identity and time

Publication numberOT-2026-000040986 · never reused
Internal UUID01a0ae79-6d11-7f46-873f-8580fdeefec2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040986
StatusPUBLIC

Content hashes

Canonical text2ac0817a966b19c1a946e2c62c9766ad01fda4784f4f03c67425b51d293e5395
Markdown8341a8bff904e88833c050f5c864a4cf45b718ba127c127fbe1efb5a8cbc364a
PDF
Publication page18021be6753b7760f76739295e79caf585115646ac00c54d35adedf22a9dd450
Manifest3f0ba640545a8c1ae4b3d27198b5eada6814f73e21f1b351bdba7ffb43d06a66

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
SignatureZZOtmJpPb+xp2IN0TuW2MtpV47ZkZF5ikWWKJYpaN1QutTufif6ppiTM9z1dR+V/J2GtD09bATx21gIhNOq3Dw==
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

2026-09-17T11:20:23.689421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040986
observed 18021be6753b7760f76739295e79caf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.671869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040986/manifest.json
observed 3f0ba640545a8c1ae4b3d27198b5eada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.655860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040986/publication.md
observed 8341a8bff904e88833c050f5c864a4cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.635147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040986/publication.txt
observed 2ac0817a966b19c1a946e2c62c9766ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.334550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040986
observed 18021be6753b7760f76739295e79caf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.317114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040986/manifest.json
observed 3f0ba640545a8c1ae4b3d27198b5eada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.299780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040986/publication.md
observed 8341a8bff904e88833c050f5c864a4cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.282949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040986/publication.txt
observed 2ac0817a966b19c1a946e2c62c9766ad...
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.