OpenTechnical

OT-2026-000082356

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000082356) never changes.

Identity and time

Publication numberOT-2026-000082356 · never reused
Internal UUID01a0ae97-4d95-7dd4-9ded-05d26a886d67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082356
StatusPUBLIC

Content hashes

Canonical text7c961d26a8cffb33c9a2f556b12b5c99731d365be6b7c52412d02465b9284bca
Markdown433fb3924319ad2d037324204a213cdb1d8577db11421b6e75ef0562c9387889
PDF
Publication page048c7b54531a70a22e3b59745ccfbf12273fdebf16f688f51896511099f9d67c
Manifest710b7b62dabb0909df93c17f47490652a326a1f42c6f2dfd0df863aba31f5e1b

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
SignatureQwTdBcHufpDSIVjERshY6fFfF1Nzi1tElqFTm0Q4WQf8BnS7xkxMVlmUrFDFKPC5rqu1vzq+/IQkuWCgXZJeCg==
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

2026-09-17T16:41:44.101767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082356
observed 048c7b54531a70a22e3b59745ccfbf12...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:43.881824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082356/manifest.json
observed 710b7b62dabb0909df93c17f47490652...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:43.714724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082356/publication.md
observed 433fb3924319ad2d037324204a213cdb...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:43.410060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082356/publication.txt
observed 7c961d26a8cffb33c9a2f556b12b5c99...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.869796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082356
observed 048c7b54531a70a22e3b59745ccfbf12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.852388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082356/manifest.json
observed 710b7b62dabb0909df93c17f47490652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.835097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082356/publication.md
observed 433fb3924319ad2d037324204a213cdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.818354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082356/publication.txt
observed 7c961d26a8cffb33c9a2f556b12b5c99...
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.