OpenTechnical

OT-2026-000087352

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000087352) never changes.

Identity and time

Publication numberOT-2026-000087352 · never reused
Internal UUID01a0ae9a-cd4f-78a7-b1e6-72cebaeba70f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087352
StatusPUBLIC

Content hashes

Canonical text15937fb47a72cf37de6ee0fd5354fa3657d76983c09e6096ef5f500e0b25e5fd
Markdownd99d2d5e1718eb0f351f12257937400394f36f7336816ae566fba509bfa6aa0d
PDF
Publication page32b802bc71fe082c943c4a560a5adb499e9ad53a2121ea99dd3b1f67c18fcc7e
Manifest46faba98a383c03599e9e47e07a3b917f35faaf82b32c46da791ad66b878d51a

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
SignatureCTMK2vm2OlCKjlFuaOGL6bjzLtnXVnoI0By8v6eHu2Ga9beH37JMjUTorRPBmOqON3cOBxo/xM+TMZrEOFYnCA==
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

2026-09-17T09:50:31.580021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087352
observed 32b802bc71fe082c943c4a560a5adb49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.579655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087352
observed 32b802bc71fe082c943c4a560a5adb49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.562269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087352/manifest.json
observed 46faba98a383c03599e9e47e07a3b917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.559956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087352/manifest.json
observed 46faba98a383c03599e9e47e07a3b917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.544594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087352/publication.md
observed d99d2d5e1718eb0f351f122579374003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.541661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087352/publication.md
observed d99d2d5e1718eb0f351f122579374003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.526077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087352/publication.txt
observed 15937fb47a72cf37de6ee0fd5354fa36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.523281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087352/publication.txt
observed 15937fb47a72cf37de6ee0fd5354fa36...
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.